kennygd35
kennygd35 kennygd35
  • 17-10-2020
  • Mathematics
contestada

Find three nonzero vectors a, b, and c such that a × b = a × c != 0 but b != c.

Respuesta :

sqdancefan
sqdancefan sqdancefan
  • 17-10-2020

9514 1404 393

Answer:

  a = {1, 2, 3}, b = (2, 4, 7}, c = (-3/14, -3/7, 5/14}

Step-by-step explanation:

For the above vectors, ...

  a × b = a × c = (2, -1, 0)

__

Here, c is found to be a scaled version of (a×(a×b)).

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